package com.yunhe.controller;


import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import javax.servlet.http.HttpSession;

@Controller
public class LoginController {

    @RequestMapping("/user/login")
    public String login(
            @RequestParam("username") String username,
            @RequestParam("password") String password,
            Model model,
            HttpSession session){

        // 具体的业务
        if(!StringUtils.isEmpty(username) && "123456".equals(password)){
            session.setAttribute("loginUser",username);
            return "redirect:/main.html";
        }else {
            // 告诉用户，登录失败
            model.addAttribute("mag","账号或密码输入错误！");
            System.out.println("账号或密码输入错误");
            return "index";
        }

    }


}
